Cleaning robot



1.1 is a front view of a first embodiment of a cleaning robot;

1.2 is a back view of the first embodiment;

1.3 is a left view of the first embodiment;

1.4 is a right view of the first embodiment;

1.5 is a top view of the first embodiment;

1.6 is a bottom view of the first embodiment;

1.7 is a front, top perspective view of the first embodiment;

1.8 is a back, bottom perspective view of the first embodiment;

2.1 is a front view of a second embodiment of a cleaning robot;

2.2 is a back view of the second embodiment;

2.3 is a left view of the second embodiment;

2.4 is a right view of the second embodiment;

2.5 is a top view of the second embodiment;

2.6 is a bottom view of the second embodiment;

2.7 is a front, top perspective view of the second embodiment; and

2.8 is a back, bottom perspective view of the second embodiment. 

CLAIM I claim the ornamental design for a cleaning robot, as shown and described. 